15551940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:301

約数の個数: 96

約数和(自身を含む): 46932480

約数和(自身を除く): 31380540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 79, 85, 102, 158, 170, 193, 204, 237, 255, 316, 340, 386, 395, 474, 510, 579, 772, 790, 948, 965, 1020, 1158, 1185, 1343, 1580, 1930, 2316, 2370, 2686, 2895, 3281, 3860, 4029, 4740, 5372, 5790, 6562, 6715, 8058, 9843, 11580, 13124, 13430, 15247, 16116, 16405, 19686, 20145, 26860, 30494, 32810, 39372, 40290, 45741, 49215, 60988, 65620, 76235, 80580, 91482, 98430, 152470, 182964, 196860, 228705, 259199, 304940, 457410, 518398, 777597, 914820, 1036796, 1295995, 1555194, 2591990, 3110388, 3887985, 5183980, 7775970, 15551940]

約数ペア:

[(1, 15551940), (2, 7775970), (3, 5183980), (4, 3887985), (5, 3110388), (6, 2591990), (10, 1555194), (12, 1295995), (15, 1036796), (17, 914820), (20, 777597), (30, 518398), (34, 457410), (51, 304940), (60, 259199), (68, 228705), (79, 196860), (85, 182964), (102, 152470), (158, 98430), (170, 91482), (193, 80580), (204, 76235), (237, 65620), (255, 60988), (316, 49215), (340, 45741), (386, 40290), (395, 39372), (474, 32810), (510, 30494), (579, 26860), (772, 20145), (790, 19686), (948, 16405), (965, 16116), (1020, 15247), (1158, 13430), (1185, 13124), (1343, 11580), (1580, 9843), (1930, 8058), (2316, 6715), (2370, 6562), (2686, 5790), (2895, 5372), (3281, 4740), (3860, 4029)]